Online Sales Rose 30% on ‘Cyber Monday’

By

Greg Bensinger

Updated Nov. 27, 2012 8:30 p.m. ET

Retailers posted strong online sales on “Cyber Monday,” though some estimates showed the growth rate slowed, suggesting the ever-widening window for online discounts may have led some consumers to spread out their spending sprees.

Online sales among some of the largest U.S. retailers on Monday jumped 30%, compared with last year’s 33% rise, according to data compiled by International Business Machines Corp.’s Smarter Commerce arm, which surveys 500 online retailers. Though IBM said it was the biggest day yet for Cyber...